Welcome to the WPF feedback portal. We’re happy you’re here! If you have feedback on how to improve the WPF, we’d love to hear it!>
Thanks for joining our community and helping improve Syncfusion products!
When SfDataGrid has ColumnSizer property set to Auto or SizeToCells and there is a
GridComboBoxColumn with IItemsSourceSelector property, then the SfDataGrid throws exception. For all other ColumnSizer properties like None, Star etc. this works correctly.